6.6 sec in total
731 ms
5.3 sec
586 ms
Welcome to rch.ac.ir homepage info - get ready to check Rch best content for Iran right away, or after learning these important things about rch.ac.ir
بنياد دایرة المعارف اسلامی، نهادی عمومی و غیر دولتی است كه در سال ۱۳۶۲ش به تصمیم آیتالله سیدعلی خامنهای (در دوره ریاست جمهوری ایشان) در تهران تأسيس شد و در حوزه مطالعات جهان اسلام و ايران با هدف اصل...
Visit rch.ac.irWe analyzed Rch.ac.ir page load time and found that the first response time was 731 ms and then it took 5.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster. This domain responded with an error, which can significantly jeopardize Rch.ac.ir rating and web reputation
rch.ac.ir performance score
name
value
score
weighting
Value5.3 s
7/100
10%
Value11.5 s
0/100
25%
Value14.7 s
1/100
10%
Value460 ms
61/100
30%
Value0.01
100/100
15%
Value8.1 s
42/100
10%
731 ms
729 ms
962 ms
574 ms
607 ms
Our browser made a total of 73 requests to load all elements on the main page. We found that 97% of them (71 requests) were addressed to the original Rch.ac.ir, 3% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (1.8 sec) belongs to the original domain Rch.ac.ir.
Page size can be reduced by 959.3 kB (42%)
2.3 MB
1.3 MB
In fact, the total size of Rch.ac.ir main page is 2.3 MB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 65% of websites need less resources to load. Images take 1.2 MB which makes up the majority of the site volume.
Potential reduce by 119.4 kB
HTML content can be minified and compressed by a website’s server. The most efficient way is to compress content using GZIP which reduces data amount travelling through the network between server and browser. This page needs HTML code to be minified as it can gain 88.9 kB, which is 68% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 119.4 kB or 92% of the original size.
Potential reduce by 143.9 kB
Image size optimization can help to speed up a website loading time. The chart above shows the difference between the size before and after optimization. Obviously, Rch needs image optimization as it can save up to 143.9 kB or 12% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 478.8 kB
It’s better to minify JavaScript in order to improve website performance. The diagram shows the current total size of all JavaScript files against the prospective JavaScript size after its minification and compression. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 478.8 kB or 70% of the original size.
Potential reduce by 217.3 kB
CSS files minification is very important to reduce a web page rendering time. The faster CSS files can load, the earlier a page can be rendered. Rch.ac.ir needs all CSS files to be minified and compressed as it can save up to 217.3 kB or 85% of the original size.
Number of requests can be reduced by 20 (31%)
65
45
The browser has sent 65 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Rch. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 14 to 1 for JavaScripts and from 8 to 1 for CSS and as a result speed up the page load time.
rch.ac.ir
731 ms
home
729 ms
bootstrap.css
962 ms
bootstrap-responsive.css
574 ms
prettyPhoto.css
607 ms
jquery-2.1.0.min.js
937 ms
jquery.easing.1.3.js
423 ms
bootstrap.js
550 ms
jquery.prettyPhoto.js
838 ms
jquery.quicksand.js
754 ms
jquery.custom.js
756 ms
unslider.js
787 ms
bootstrap-select.min.css
970 ms
bootstrap-select.min.js
969 ms
index.js
975 ms
ckeditor.js
1804 ms
PersianDatePicker.min.js
1118 ms
PersianDatePicker.min.css
1127 ms
component.css
1130 ms
home.css
1187 ms
lightbox.css
1157 ms
lightbox.js
1338 ms
home.js
993 ms
bak.png
1154 ms
fbaner.png
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HeaderPic.jpg
1147 ms
aboutUS.jpg
1143 ms
library.jpg
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entesharat.jpg
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search.png
1139 ms
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noozdah.jpg
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post_title.png
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shamse.png
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analytics.js
35 ms
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642 ms
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671 ms
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671 ms
76-EDUCATION%20IN%20THE%20ISLAMIC%20CIVILISATION1.jpg
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883 ms
collect
13 ms
BBCNassim.ttf
800 ms
glyphicons-halflings-regular.ttf
727 ms
WebYekan.ttf
774 ms
rch.ac.ir accessibility score
Names and labels
These are opportunities to improve the semantics of the controls in your application. This may enhance the experience for users of assistive technology, like a screen reader.
Impact
Issue
Buttons do not have an accessible name
Form elements do not have associated labels
Links do not have a discernible name
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
[id] attributes on active, focusable elements are not unique
Heading elements are not in a sequentially-descending order
Internationalization and localization
These are opportunities to improve the interpretation of your content by users in different locales.
Impact
Issue
<html> element does not have a [lang] attribute
rch.ac.ir best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Includes front-end JavaScript libraries with known security vulnerabilities
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Displays images with incorrect aspect ratio
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
rch.ac.ir SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
robots.txt is not valid
Mobile Friendly
Make sure your pages are mobile friendly so users don’t have to pinch or zoom in order to read the content pages. [Learn more](https://developers.google.com/search/mobile-sites/).
Impact
Issue
Document uses legible font sizes
Tap targets are not sized appropriately
FA
AR
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Rch.ac.ir can be misinterpreted by Google and other search engines. Our service has detected that Persian is used on the page, and it does not match the claimed Arabic language. Our system also found out that Rch.ac.ir main page’s claimed encoding is utf-8. Use of this encoding format is the best practice as the main page visitors from all over the world won’t have any issues with symbol transcription.
rch.ac.ir
Open Graph data is detected on the main page of Rch. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: